openclaw/src/browser/config.ts

87 lines
2.4 KiB
TypeScript

import type { BrowserConfig } from "../config/config.js";
import {
DEFAULT_CLAWD_BROWSER_COLOR,
DEFAULT_CLAWD_BROWSER_CONTROL_URL,
DEFAULT_CLAWD_BROWSER_ENABLED,
} from "./constants.js";
export type ResolvedBrowserConfig = {
enabled: boolean;
controlUrl: string;
controlHost: string;
controlPort: number;
cdpPort: number;
color: string;
headless: boolean;
attachOnly: boolean;
};
function isLoopbackHost(host: string) {
const h = host.trim().toLowerCase();
return h === "localhost" || h === "127.0.0.1" || h === "[::1]" || h === "::1";
}
function normalizeHexColor(raw: string | undefined) {
const value = (raw ?? "").trim();
if (!value) return DEFAULT_CLAWD_BROWSER_COLOR;
const normalized = value.startsWith("#") ? value : `#${value}`;
if (!/^#[0-9a-fA-F]{6}$/.test(normalized)) return DEFAULT_CLAWD_BROWSER_COLOR;
return normalized.toUpperCase();
}
export function resolveBrowserConfig(
cfg: BrowserConfig | undefined,
): ResolvedBrowserConfig {
const enabled = cfg?.enabled ?? DEFAULT_CLAWD_BROWSER_ENABLED;
const controlUrl = (
cfg?.controlUrl ?? DEFAULT_CLAWD_BROWSER_CONTROL_URL
).trim();
const parsed = new URL(controlUrl);
if (parsed.protocol !== "http:" && parsed.protocol !== "https:") {
throw new Error(
`browser.controlUrl must be http(s), got: ${parsed.protocol.replace(":", "")}`,
);
}
const port =
parsed.port && Number.parseInt(parsed.port, 10) > 0
? Number.parseInt(parsed.port, 10)
: parsed.protocol === "https:"
? 443
: 80;
if (Number.isNaN(port) || port <= 0 || port > 65535) {
throw new Error(`browser.controlUrl has invalid port: ${parsed.port}`);
}
const cdpPort = port + 1;
if (cdpPort > 65535) {
throw new Error(
`browser.controlUrl port (${port}) is too high; cannot derive CDP port (${cdpPort})`,
);
}
if (port === cdpPort) {
throw new Error(
`browser.controlUrl port (${port}) must not equal CDP port (${cdpPort})`,
);
}
const headless = cfg?.headless === true;
const attachOnly = cfg?.attachOnly === true;
return {
enabled,
controlUrl: parsed.toString().replace(/\/$/, ""),
controlHost: parsed.hostname,
controlPort: port,
cdpPort,
color: normalizeHexColor(cfg?.color),
headless,
attachOnly,
};
}
export function shouldStartLocalBrowserServer(resolved: ResolvedBrowserConfig) {
return isLoopbackHost(resolved.controlHost);
}